mrgumby
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Everything posted by mrgumby
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I have an 05 CH. if you pull the front cover off in the cab where the cup holder is there is a filter in font of the evap and heater core if 99 is the same
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2000 ch 427 hp low boost
mrgumby replied to Mackvette1's topic in Modern Mack Truck General Discussion
Or the bigger injectors are over fueling at idle might need an ecm reprogrammed or a new trim file for them don’t know if Mack has trim files like the Cummins have I hear ya on the eup lines reconditioning I’ve only reused them in an emergency but replaced them soon after -
Did you try adj the valves and check the camshaft. Seen quite a few of these eat cams. Just a thought
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E6 Mechanical *** MANUAL ***FAN TOGGLE SWITCH WIRING
mrgumby replied to Sehka77's question in Mack Truck Q & A
Does your fan look like the one in the picture I’m pretty sure it does you can not stop that fan from spinning it works on a temp sensitive clutch it just spins at different speeds as it warms up and cools down
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Engine stays revving after release of accelerator
mrgumby replied to Jpri's topic in Engine and Transmission
https://dieselpro.com/. https://www.powerlinecomponents.com/catalog/detroit-diesel-71/55/variable-speed-governor -
Engine stays revving after release of accelerator
mrgumby replied to Jpri's topic in Engine and Transmission
Pull the top of the govener box and check the govener spring and linkage for binding -
Been watching this guy with his old cab over. I like it pretty good guy trying to make living with that old pete
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Cassidy and lee the case dealer you speak of ?
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How many hours on it. I had one once with about 20 thousand hours had a couple worn exhaust guides had blow by under load something else to check
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If I was sitting inside watching my neighbor shovel my old man would have givin me a boot in the ass and said don’t watch get off your ass and go help.
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Don’t know have you looked in your manual
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Is it kind of a rattling vibration sound when the transmission is not under load when your just at the right rpm with your speed
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Wishing everyone a merry Christmas or what ever holiday you celebrate stay safe stay sober and enjoy.
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Yes it’s true did that to one I used to drive
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Sounds like injector cups
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Damn gps
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Should check egr cooler also
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ENDT865 / RPM guage cable
mrgumby replied to firenut's topic in Antique and Classic Mack Trucks General Discussion
Did you just replace the inside drive cable or both the drive cable and the housing for the cable I always put a little oil or light grease in the cable housing -
4:17 will give you more highway speed no matter what size tire you put on the 24.5 will give you the most high way speed
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Wow you need to poke a hole in that Thing you got a nice goiter there
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Wow Chevy cab over can’t be many of those left on the planet
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I could never understand why they drive with their leg like that Anybody ??
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1 check tank for crap. 2 check fuel lines. 3 check lift pump 4ckeck filter housing for crack 5 check fuel tank or fuel cap for ventilation 6 if it has a fuel tank shut off valve check that also I’ve seen some with rubber in them fall apart and cause a problem but that was usually on old ones that people changed
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They are good and heavy but when you have guys that can’t keep their foot off the floor and eat up clutch brakes the newer ones that just have a pop in pin are easier to do
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